diff options
Diffstat (limited to 'packages/contracts/src/2.0.0/protocol/AssetProxyOwner/AssetProxyOwner.sol')
-rw-r--r-- | packages/contracts/src/2.0.0/protocol/AssetProxyOwner/AssetProxyOwner.sol | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/packages/contracts/src/2.0.0/protocol/AssetProxyOwner/AssetProxyOwner.sol b/packages/contracts/src/2.0.0/protocol/AssetProxyOwner/AssetProxyOwner.sol deleted file mode 100644 index 8b7333646..000000000 --- a/packages/contracts/src/2.0.0/protocol/AssetProxyOwner/AssetProxyOwner.sol +++ /dev/null @@ -1,119 +0,0 @@ -/* - - Copyright 2018 ZeroEx Intl. - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - -*/ - -pragma solidity 0.4.10; - -import "../../multisig/MultiSigWalletWithTimeLock.sol"; - - -contract AssetProxyOwner is - MultiSigWalletWithTimeLock -{ - - event AssetProxyRegistration(address assetProxyContract, bool isRegistered); - - // Mapping of AssetProxy contract address => - // if this contract is allowed to call the AssetProxy's `removeAuthorizedAddressAtIndex` method without a time lock. - mapping (address => bool) public isAssetProxyRegistered; - - bytes4 constant internal REMOVE_AUTHORIZED_ADDRESS_AT_INDEX_SELECTOR = bytes4(keccak256("removeAuthorizedAddressAtIndex(address,uint256)")); - - /// @dev Function will revert if the transaction does not call `removeAuthorizedAddressAtIndex` - /// on an approved AssetProxy contract. - modifier validRemoveAuthorizedAddressAtIndexTx(uint256 transactionId) { - Transaction storage tx = transactions[transactionId]; - require(isAssetProxyRegistered[tx.destination]); - require(readBytes4(tx.data, 0) == REMOVE_AUTHORIZED_ADDRESS_AT_INDEX_SELECTOR); - _; - } - - /// @dev Contract constructor sets initial owners, required number of confirmations, - /// time lock, and list of AssetProxy addresses. - /// @param _owners List of initial owners. - /// @param _assetProxyContracts Array of AssetProxy contract addresses. - /// @param _required Number of required confirmations. - /// @param _secondsTimeLocked Duration needed after a transaction is confirmed and before it becomes executable, in seconds. - function AssetProxyOwner( - address[] memory _owners, - address[] memory _assetProxyContracts, - uint256 _required, - uint256 _secondsTimeLocked - ) - public - MultiSigWalletWithTimeLock(_owners, _required, _secondsTimeLocked) - { - for (uint256 i = 0; i < _assetProxyContracts.length; i++) { - address assetProxy = _assetProxyContracts[i]; - require(assetProxy != address(0)); - isAssetProxyRegistered[assetProxy] = true; - } - } - - /// @dev Registers or deregisters an AssetProxy to be able to execute - /// `removeAuthorizedAddressAtIndex` without a timelock. - /// @param assetProxyContract Address of AssetProxy contract. - /// @param isRegistered Status of approval for AssetProxy contract. - function registerAssetProxy(address assetProxyContract, bool isRegistered) - public - onlyWallet - notNull(assetProxyContract) - { - isAssetProxyRegistered[assetProxyContract] = isRegistered; - AssetProxyRegistration(assetProxyContract, isRegistered); - } - - /// @dev Allows execution of `removeAuthorizedAddressAtIndex` without time lock. - /// @param transactionId Transaction ID. - function executeRemoveAuthorizedAddressAtIndex(uint256 transactionId) - public - notExecuted(transactionId) - fullyConfirmed(transactionId) - validRemoveAuthorizedAddressAtIndexTx(transactionId) - { - Transaction storage tx = transactions[transactionId]; - tx.executed = true; - // solhint-disable-next-line avoid-call-value - if (tx.destination.call.value(tx.value)(tx.data)) - Execution(transactionId); - else { - ExecutionFailure(transactionId); - tx.executed = false; - } - } - - /// @dev Reads an unpadded bytes4 value from a position in a byte array. - /// @param b Byte array containing a bytes4 value. - /// @param index Index in byte array of bytes4 value. - /// @return bytes4 value from byte array. - function readBytes4( - bytes memory b, - uint256 index - ) - internal - returns (bytes4 result) - { - require(b.length >= index + 4); - assembly { - result := mload(add(b, 32)) - // Solidity does not require us to clean the trailing bytes. - // We do it anyway - result := and(result, 0xFFFFFFFF00000000000000000000000000000000000000000000000000000000) - } - return result; - } -} |